Product Description Our body cannot produce Vitamin B12 on its own, making deficiency common, especially among those following vegan or vegetarian diets. Vitamin B12 plays a crucial role in the formation of red blood cells, strengthens the immune system, supports protein metabolism, and helps the nervous system function correctly and efficiently. How To Use It Adults are recommended to use 2 puffs (2 sprays / 0.4 ml) once per day as a food supplement. Do not exceed the recommended daily amount. Ingredients Water, Natural Flavor: Strawberry, Methylcobalamin (Vitamin B12), Phosphoric Acid, Potassium Sorbate, Sodium Benzoate, Sucralose.